19253325

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 108

約数和(自身を含む): 41390208

約数和(自身を除く): 22136883

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 31, 35, 39, 49, 65, 75, 91, 93, 105, 147, 155, 169, 175, 195, 217, 245, 273, 325, 403, 455, 465, 507, 525, 637, 651, 735, 775, 845, 975, 1085, 1183, 1209, 1225, 1365, 1519, 1911, 2015, 2275, 2325, 2535, 2821, 3185, 3255, 3549, 3675, 4225, 4557, 5239, 5425, 5915, 6045, 6825, 7595, 8281, 8463, 9555, 10075, 12675, 14105, 15717, 15925, 16275, 17745, 19747, 22785, 24843, 26195, 29575, 30225, 36673, 37975, 41405, 42315, 47775, 59241, 70525, 78585, 88725, 98735, 110019, 113925, 124215, 130975, 183365, 207025, 211575, 256711, 296205, 392925, 493675, 550095, 621075, 770133, 916825, 1283555, 1481025, 2750475, 3850665, 6417775, 19253325]

約数ペア:

[(1, 19253325), (3, 6417775), (5, 3850665), (7, 2750475), (13, 1481025), (15, 1283555), (21, 916825), (25, 770133), (31, 621075), (35, 550095), (39, 493675), (49, 392925), (65, 296205), (75, 256711), (91, 211575), (93, 207025), (105, 183365), (147, 130975), (155, 124215), (169, 113925), (175, 110019), (195, 98735), (217, 88725), (245, 78585), (273, 70525), (325, 59241), (403, 47775), (455, 42315), (465, 41405), (507, 37975), (525, 36673), (637, 30225), (651, 29575), (735, 26195), (775, 24843), (845, 22785), (975, 19747), (1085, 17745), (1183, 16275), (1209, 15925), (1225, 15717), (1365, 14105), (1519, 12675), (1911, 10075), (2015, 9555), (2275, 8463), (2325, 8281), (2535, 7595), (2821, 6825), (3185, 6045), (3255, 5915), (3549, 5425), (3675, 5239), (4225, 4557)]