391498128

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{388391}}^1$

素因数の和:388412

約数の個数: 60

約数和(自身を含む): 1252175808

約数和(自身を除く): 860677680

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 388391, 776782, 1165173, 1553564, 2330346, 2718737, 3107128, 3495519, 4660692, 5437474, 6214256, 6991038, 8156211, 9321384, 10874948, 13982076, 16312422, 18642768, 21749896, 24468633, 27964152, 32624844, 43499792, 48937266, 55928304, 65249688, 97874532, 130499376, 195749064, 391498128]

約数ペア:

[(1, 391498128), (2, 195749064), (3, 130499376), (4, 97874532), (6, 65249688), (7, 55928304), (8, 48937266), (9, 43499792), (12, 32624844), (14, 27964152), (16, 24468633), (18, 21749896), (21, 18642768), (24, 16312422), (28, 13982076), (36, 10874948), (42, 9321384), (48, 8156211), (56, 6991038), (63, 6214256), (72, 5437474), (84, 4660692), (112, 3495519), (126, 3107128), (144, 2718737), (168, 2330346), (252, 1553564), (336, 1165173), (504, 776782), (1008, 388391)]