9191910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:87

約数の個数: 144

約数和(自身を含む): 28539216

約数和(自身を除く): 19347306

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 37, 39, 42, 49, 65, 70, 74, 78, 91, 98, 105, 111, 130, 147, 169, 182, 185, 195, 210, 222, 245, 259, 273, 294, 338, 370, 390, 455, 481, 490, 507, 518, 546, 555, 637, 735, 777, 845, 910, 962, 1014, 1110, 1183, 1274, 1295, 1365, 1443, 1470, 1554, 1690, 1813, 1911, 2366, 2405, 2535, 2590, 2730, 2886, 3185, 3367, 3549, 3626, 3822, 3885, 4810, 5070, 5439, 5915, 6253, 6370, 6734, 7098, 7215, 7770, 8281, 9065, 9555, 10101, 10878, 11830, 12506, 14430, 16562, 16835, 17745, 18130, 18759, 19110, 20202, 23569, 24843, 27195, 31265, 33670, 35490, 37518, 41405, 43771, 47138, 49686, 50505, 54390, 62530, 70707, 82810, 87542, 93795, 101010, 117845, 124215, 131313, 141414, 187590, 218855, 235690, 248430, 262626, 306397, 353535, 437710, 612794, 656565, 707070, 919191, 1313130, 1531985, 1838382, 3063970, 4595955, 9191910]

約数ペア:

[(1, 9191910), (2, 4595955), (3, 3063970), (5, 1838382), (6, 1531985), (7, 1313130), (10, 919191), (13, 707070), (14, 656565), (15, 612794), (21, 437710), (26, 353535), (30, 306397), (35, 262626), (37, 248430), (39, 235690), (42, 218855), (49, 187590), (65, 141414), (70, 131313), (74, 124215), (78, 117845), (91, 101010), (98, 93795), (105, 87542), (111, 82810), (130, 70707), (147, 62530), (169, 54390), (182, 50505), (185, 49686), (195, 47138), (210, 43771), (222, 41405), (245, 37518), (259, 35490), (273, 33670), (294, 31265), (338, 27195), (370, 24843), (390, 23569), (455, 20202), (481, 19110), (490, 18759), (507, 18130), (518, 17745), (546, 16835), (555, 16562), (637, 14430), (735, 12506), (777, 11830), (845, 10878), (910, 10101), (962, 9555), (1014, 9065), (1110, 8281), (1183, 7770), (1274, 7215), (1295, 7098), (1365, 6734), (1443, 6370), (1470, 6253), (1554, 5915), (1690, 5439), (1813, 5070), (1911, 4810), (2366, 3885), (2405, 3822), (2535, 3626), (2590, 3549), (2730, 3367), (2886, 3185)]