81999738

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:300

約数の個数: 96

約数和(自身を含む): 200558592

約数和(自身を除く): 118558854

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 46, 51, 61, 69, 102, 122, 138, 153, 183, 191, 207, 306, 366, 382, 391, 414, 549, 573, 782, 1037, 1098, 1146, 1173, 1403, 1719, 2074, 2346, 2806, 3111, 3247, 3438, 3519, 4209, 4393, 6222, 6494, 7038, 8418, 8786, 9333, 9741, 11651, 12627, 13179, 18666, 19482, 23302, 23851, 25254, 26358, 29223, 34953, 39537, 47702, 58446, 69906, 71553, 74681, 79074, 104859, 143106, 149362, 198067, 209718, 214659, 224043, 267973, 396134, 429318, 448086, 535946, 594201, 672129, 803919, 1188402, 1344258, 1607838, 1782603, 2411757, 3565206, 4555541, 4823514, 9111082, 13666623, 27333246, 40999869, 81999738]

約数ペア:

[(1, 81999738), (2, 40999869), (3, 27333246), (6, 13666623), (9, 9111082), (17, 4823514), (18, 4555541), (23, 3565206), (34, 2411757), (46, 1782603), (51, 1607838), (61, 1344258), (69, 1188402), (102, 803919), (122, 672129), (138, 594201), (153, 535946), (183, 448086), (191, 429318), (207, 396134), (306, 267973), (366, 224043), (382, 214659), (391, 209718), (414, 198067), (549, 149362), (573, 143106), (782, 104859), (1037, 79074), (1098, 74681), (1146, 71553), (1173, 69906), (1403, 58446), (1719, 47702), (2074, 39537), (2346, 34953), (2806, 29223), (3111, 26358), (3247, 25254), (3438, 23851), (3519, 23302), (4209, 19482), (4393, 18666), (6222, 13179), (6494, 12627), (7038, 11651), (8418, 9741), (8786, 9333)]