73973835

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 141826464

約数和(自身を除く): 67852629

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 71, 117, 137, 169, 195, 213, 355, 411, 507, 585, 639, 685, 845, 923, 1065, 1233, 1521, 1781, 2055, 2535, 2769, 3195, 4615, 5343, 6165, 7605, 8307, 8905, 9727, 11999, 13845, 16029, 23153, 26715, 29181, 35997, 41535, 48635, 59995, 69459, 80145, 87543, 107991, 115765, 126451, 145905, 179985, 208377, 347295, 379353, 437715, 539955, 632255, 1041885, 1138059, 1643863, 1896765, 4931589, 5690295, 8219315, 14794767, 24657945, 73973835]

約数ペア:

[(1, 73973835), (3, 24657945), (5, 14794767), (9, 8219315), (13, 5690295), (15, 4931589), (39, 1896765), (45, 1643863), (65, 1138059), (71, 1041885), (117, 632255), (137, 539955), (169, 437715), (195, 379353), (213, 347295), (355, 208377), (411, 179985), (507, 145905), (585, 126451), (639, 115765), (685, 107991), (845, 87543), (923, 80145), (1065, 69459), (1233, 59995), (1521, 48635), (1781, 41535), (2055, 35997), (2535, 29181), (2769, 26715), (3195, 23153), (4615, 16029), (5343, 13845), (6165, 11999), (7605, 9727), (8307, 8905)]