291217010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{491}}^1$

素因数の和:771

約数の個数: 64

約数和(自身を含む): 619211520

約数和(自身を除く): 327994510

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 229, 259, 370, 458, 491, 518, 982, 1145, 1295, 1603, 2290, 2455, 2590, 3206, 3437, 4910, 6874, 8015, 8473, 16030, 16946, 17185, 18167, 34370, 36334, 42365, 59311, 84730, 90835, 112439, 118622, 127169, 181670, 224878, 254338, 296555, 562195, 593110, 635845, 787073, 1124390, 1271690, 1574146, 3935365, 4160243, 7870730, 8320486, 20801215, 29121701, 41602430, 58243402, 145608505, 291217010]

約数ペア:

[(1, 291217010), (2, 145608505), (5, 58243402), (7, 41602430), (10, 29121701), (14, 20801215), (35, 8320486), (37, 7870730), (70, 4160243), (74, 3935365), (185, 1574146), (229, 1271690), (259, 1124390), (370, 787073), (458, 635845), (491, 593110), (518, 562195), (982, 296555), (1145, 254338), (1295, 224878), (1603, 181670), (2290, 127169), (2455, 118622), (2590, 112439), (3206, 90835), (3437, 84730), (4910, 59311), (6874, 42365), (8015, 36334), (8473, 34370), (16030, 18167), (16946, 17185)]