15690855964

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{440903}}^1$

素因数の和:440986

約数の個数: 48

約数和(自身を含む): 33184198656

約数和(自身を除く): 17493342692

約数列:

[1, 2, 4, 7, 14, 28, 31, 41, 62, 82, 124, 164, 217, 287, 434, 574, 868, 1148, 1271, 2542, 5084, 8897, 17794, 35588, 440903, 881806, 1763612, 3086321, 6172642, 12345284, 13667993, 18077023, 27335986, 36154046, 54671972, 72308092, 95675951, 126539161, 191351902, 253078322, 382703804, 506156644, 560387713, 1120775426, 2241550852, 3922713991, 7845427982, 15690855964]

約数ペア:

[(1, 15690855964), (2, 7845427982), (4, 3922713991), (7, 2241550852), (14, 1120775426), (28, 560387713), (31, 506156644), (41, 382703804), (62, 253078322), (82, 191351902), (124, 126539161), (164, 95675951), (217, 72308092), (287, 54671972), (434, 36154046), (574, 27335986), (868, 18077023), (1148, 13667993), (1271, 12345284), (2542, 6172642), (5084, 3086321), (8897, 1763612), (17794, 881806), (35588, 440903)]