401520028

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{13963}}^1$

素因数の和:14066

約数の個数: 48

約数和(自身を含む): 875822080

約数和(自身を除く): 474302052

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 79, 91, 158, 182, 316, 364, 553, 1027, 1106, 2054, 2212, 4108, 7189, 13963, 14378, 27926, 28756, 55852, 97741, 181519, 195482, 363038, 390964, 726076, 1103077, 1270633, 2206154, 2541266, 4412308, 5082532, 7721539, 14340001, 15443078, 28680002, 30886156, 57360004, 100380007, 200760014, 401520028]

約数ペア:

[(1, 401520028), (2, 200760014), (4, 100380007), (7, 57360004), (13, 30886156), (14, 28680002), (26, 15443078), (28, 14340001), (52, 7721539), (79, 5082532), (91, 4412308), (158, 2541266), (182, 2206154), (316, 1270633), (364, 1103077), (553, 726076), (1027, 390964), (1106, 363038), (2054, 195482), (2212, 181519), (4108, 97741), (7189, 55852), (13963, 28756), (14378, 27926)]