74798997

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 132378624

約数和(自身を除く): 57579627

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 71, 91, 119, 213, 221, 227, 273, 357, 497, 663, 681, 923, 1207, 1491, 1547, 1589, 2769, 2951, 3621, 3859, 4641, 4767, 6461, 8449, 8853, 11577, 15691, 16117, 19383, 20657, 25347, 27013, 47073, 48351, 50167, 61971, 81039, 109837, 112819, 150501, 209521, 273989, 329511, 338457, 351169, 628563, 821967, 1053507, 1466647, 1917923, 3561857, 4399941, 5753769, 10685571, 24932999, 74798997]

約数ペア:

[(1, 74798997), (3, 24932999), (7, 10685571), (13, 5753769), (17, 4399941), (21, 3561857), (39, 1917923), (51, 1466647), (71, 1053507), (91, 821967), (119, 628563), (213, 351169), (221, 338457), (227, 329511), (273, 273989), (357, 209521), (497, 150501), (663, 112819), (681, 109837), (923, 81039), (1207, 61971), (1491, 50167), (1547, 48351), (1589, 47073), (2769, 27013), (2951, 25347), (3621, 20657), (3859, 19383), (4641, 16117), (4767, 15691), (6461, 11577), (8449, 8853)]