79451372

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19843}}^1$

素因数の和:19878

約数の個数: 48

約数和(自身を含む): 186692352

約数和(自身を除く): 107240980

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 19843, 39686, 79372, 138901, 218273, 257959, 277802, 436546, 515918, 555604, 873092, 1031836, 1527911, 1805713, 2837549, 3055822, 3611426, 5675098, 6111644, 7222852, 11350196, 19862843, 39725686, 79451372]

約数ペア:

[(1, 79451372), (2, 39725686), (4, 19862843), (7, 11350196), (11, 7222852), (13, 6111644), (14, 5675098), (22, 3611426), (26, 3055822), (28, 2837549), (44, 1805713), (52, 1527911), (77, 1031836), (91, 873092), (143, 555604), (154, 515918), (182, 436546), (286, 277802), (308, 257959), (364, 218273), (572, 138901), (1001, 79372), (2002, 39686), (4004, 19843)]