16897790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1$

素因数の和:657

約数の個数: 64

約数和(自身を含む): 38707200

約数和(自身を除く): 21809410

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 599, 806, 910, 1085, 1198, 2015, 2170, 2821, 2995, 4030, 4193, 5642, 5990, 7787, 8386, 14105, 15574, 18569, 20965, 28210, 37138, 38935, 41930, 54509, 77870, 92845, 109018, 129983, 185690, 241397, 259966, 272545, 482794, 545090, 649915, 1206985, 1299830, 1689779, 2413970, 3379558, 8448895, 16897790]

約数ペア:

[(1, 16897790), (2, 8448895), (5, 3379558), (7, 2413970), (10, 1689779), (13, 1299830), (14, 1206985), (26, 649915), (31, 545090), (35, 482794), (62, 272545), (65, 259966), (70, 241397), (91, 185690), (130, 129983), (155, 109018), (182, 92845), (217, 77870), (310, 54509), (403, 41930), (434, 38935), (455, 37138), (599, 28210), (806, 20965), (910, 18569), (1085, 15574), (1198, 14105), (2015, 8386), (2170, 7787), (2821, 5990), (2995, 5642), (4030, 4193)]