78729414

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{907}}^1$

素因数の和:989

約数の個数: 64

約数和(自身を含む): 178868736

約数和(自身を除く): 100139322

約数列:

[1, 2, 3, 6, 17, 23, 34, 37, 46, 51, 69, 74, 102, 111, 138, 222, 391, 629, 782, 851, 907, 1173, 1258, 1702, 1814, 1887, 2346, 2553, 2721, 3774, 5106, 5442, 14467, 15419, 20861, 28934, 30838, 33559, 41722, 43401, 46257, 62583, 67118, 86802, 92514, 100677, 125166, 201354, 354637, 570503, 709274, 771857, 1063911, 1141006, 1543714, 1711509, 2127822, 2315571, 3423018, 4631142, 13121569, 26243138, 39364707, 78729414]

約数ペア:

[(1, 78729414), (2, 39364707), (3, 26243138), (6, 13121569), (17, 4631142), (23, 3423018), (34, 2315571), (37, 2127822), (46, 1711509), (51, 1543714), (69, 1141006), (74, 1063911), (102, 771857), (111, 709274), (138, 570503), (222, 354637), (391, 201354), (629, 125166), (782, 100677), (851, 92514), (907, 86802), (1173, 67118), (1258, 62583), (1702, 46257), (1814, 43401), (1887, 41722), (2346, 33559), (2553, 30838), (2721, 28934), (3774, 20861), (5106, 15419), (5442, 14467)]