72227181

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 107194752

約数和(自身を除く): 34967571

約数列:

[1, 3, 13, 39, 53, 83, 159, 249, 421, 689, 1079, 1263, 2067, 3237, 4399, 5473, 13197, 16419, 22313, 34943, 57187, 66939, 104829, 171561, 290069, 454259, 870207, 1362777, 1851979, 5555937, 24075727, 72227181]

約数ペア:

[(1, 72227181), (3, 24075727), (13, 5555937), (39, 1851979), (53, 1362777), (83, 870207), (159, 454259), (249, 290069), (421, 171561), (689, 104829), (1079, 66939), (1263, 57187), (2067, 34943), (3237, 22313), (4399, 16419), (5473, 13197)]