16561890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{3119}}^1$

素因数の和:3191

約数の個数: 48

約数和(自身を含む): 43804800

約数和(自身を除く): 27242910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 59, 90, 118, 177, 295, 354, 531, 590, 885, 1062, 1770, 2655, 3119, 5310, 6238, 9357, 15595, 18714, 28071, 31190, 46785, 56142, 93570, 140355, 184021, 280710, 368042, 552063, 920105, 1104126, 1656189, 1840210, 2760315, 3312378, 5520630, 8280945, 16561890]

約数ペア:

[(1, 16561890), (2, 8280945), (3, 5520630), (5, 3312378), (6, 2760315), (9, 1840210), (10, 1656189), (15, 1104126), (18, 920105), (30, 552063), (45, 368042), (59, 280710), (90, 184021), (118, 140355), (177, 93570), (295, 56142), (354, 46785), (531, 31190), (590, 28071), (885, 18714), (1062, 15595), (1770, 9357), (2655, 6238), (3119, 5310)]