1209119884

素因数分解:

$2^2\times 7^2\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{593}}^1$

素因数の和:815

約数の個数: 72

約数和(自身を含む): 2514159648

約数和(自身を除く): 1305039764

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 101, 103, 196, 202, 206, 404, 412, 593, 707, 721, 1186, 1414, 1442, 2372, 2828, 2884, 4151, 4949, 5047, 8302, 9898, 10094, 10403, 16604, 19796, 20188, 20806, 29057, 41612, 58114, 59893, 61079, 72821, 116228, 119786, 122158, 145642, 239572, 244316, 291284, 419251, 427553, 509747, 838502, 855106, 1019494, 1677004, 1710212, 2038988, 2934757, 2992871, 5869514, 5985742, 6168979, 11739028, 11971484, 12337958, 24675916, 43182853, 86365706, 172731412, 302279971, 604559942, 1209119884]

約数ペア:

[(1, 1209119884), (2, 604559942), (4, 302279971), (7, 172731412), (14, 86365706), (28, 43182853), (49, 24675916), (98, 12337958), (101, 11971484), (103, 11739028), (196, 6168979), (202, 5985742), (206, 5869514), (404, 2992871), (412, 2934757), (593, 2038988), (707, 1710212), (721, 1677004), (1186, 1019494), (1414, 855106), (1442, 838502), (2372, 509747), (2828, 427553), (2884, 419251), (4151, 291284), (4949, 244316), (5047, 239572), (8302, 145642), (9898, 122158), (10094, 119786), (10403, 116228), (16604, 72821), (19796, 61079), (20188, 59893), (20806, 58114), (29057, 41612)]