72199197

素因数分解:

$3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{3089}}^1$

素因数の和:3162

約数の個数: 36

約数和(自身を含む): 123643260

約数和(自身を除く): 51444063

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 147, 159, 371, 441, 477, 1113, 2597, 3089, 3339, 7791, 9267, 21623, 23373, 27801, 64869, 151361, 163717, 194607, 454083, 491151, 1146019, 1362249, 1473453, 3438057, 8022133, 10314171, 24066399, 72199197]

約数ペア:

[(1, 72199197), (3, 24066399), (7, 10314171), (9, 8022133), (21, 3438057), (49, 1473453), (53, 1362249), (63, 1146019), (147, 491151), (159, 454083), (371, 194607), (441, 163717), (477, 151361), (1113, 64869), (2597, 27801), (3089, 23373), (3339, 21623), (7791, 9267)]