72790263

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 138657792

約数和(自身を除く): 65867529

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 47, 61, 63, 91, 93, 117, 141, 183, 217, 273, 279, 329, 403, 423, 427, 549, 611, 651, 793, 819, 987, 1209, 1281, 1457, 1833, 1891, 1953, 2379, 2821, 2867, 2961, 3627, 3843, 4277, 4371, 5499, 5551, 5673, 7137, 8463, 8601, 10199, 12831, 13113, 13237, 16653, 17019, 18941, 20069, 24583, 25389, 25803, 30597, 37271, 38493, 39711, 49959, 56823, 60207, 73749, 88877, 91791, 111813, 119133, 132587, 170469, 172081, 180621, 221247, 260897, 266631, 335439, 397761, 516243, 622139, 782691, 799893, 1155401, 1193283, 1548729, 1866417, 2348073, 3466203, 5599251, 8087807, 10398609, 24263421, 72790263]

約数ペア:

[(1, 72790263), (3, 24263421), (7, 10398609), (9, 8087807), (13, 5599251), (21, 3466203), (31, 2348073), (39, 1866417), (47, 1548729), (61, 1193283), (63, 1155401), (91, 799893), (93, 782691), (117, 622139), (141, 516243), (183, 397761), (217, 335439), (273, 266631), (279, 260897), (329, 221247), (403, 180621), (423, 172081), (427, 170469), (549, 132587), (611, 119133), (651, 111813), (793, 91791), (819, 88877), (987, 73749), (1209, 60207), (1281, 56823), (1457, 49959), (1833, 39711), (1891, 38493), (1953, 37271), (2379, 30597), (2821, 25803), (2867, 25389), (2961, 24583), (3627, 20069), (3843, 18941), (4277, 17019), (4371, 16653), (5499, 13237), (5551, 13113), (5673, 12831), (7137, 10199), (8463, 8601)]