619494589

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 747737856

約数和(自身を除く): 128243267

約数列:

[1, 7, 37, 61, 113, 259, 347, 427, 791, 2257, 2429, 4181, 6893, 12839, 15799, 21167, 29267, 39211, 48251, 89873, 148169, 255041, 274477, 783179, 1450807, 1785287, 2391871, 5482253, 10155649, 16743097, 88499227, 619494589]

約数ペア:

[(1, 619494589), (7, 88499227), (37, 16743097), (61, 10155649), (113, 5482253), (259, 2391871), (347, 1785287), (427, 1450807), (791, 783179), (2257, 274477), (2429, 255041), (4181, 148169), (6893, 89873), (12839, 48251), (15799, 39211), (21167, 29267)]