31904288

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 68132736

約数和(自身を除く): 36228448

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 271, 283, 416, 542, 566, 1084, 1132, 2168, 2264, 3523, 3679, 4336, 4528, 7046, 7358, 8672, 9056, 14092, 14716, 28184, 29432, 56368, 58864, 76693, 112736, 117728, 153386, 306772, 613544, 997009, 1227088, 1994018, 2454176, 3988036, 7976072, 15952144, 31904288]

約数ペア:

[(1, 31904288), (2, 15952144), (4, 7976072), (8, 3988036), (13, 2454176), (16, 1994018), (26, 1227088), (32, 997009), (52, 613544), (104, 306772), (208, 153386), (271, 117728), (283, 112736), (416, 76693), (542, 58864), (566, 56368), (1084, 29432), (1132, 28184), (2168, 14716), (2264, 14092), (3523, 9056), (3679, 8672), (4336, 7358), (4528, 7046)]