2021950515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{823}}^1$

素因数の和:1180

約数の個数: 64

約数和(自身を含む): 3581512704

約数和(自身を除く): 1559562189

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 293, 559, 645, 823, 879, 1465, 1677, 2469, 2795, 3809, 4115, 4395, 8385, 10699, 11427, 12345, 12599, 19045, 32097, 35389, 37797, 53495, 57135, 62995, 106167, 160485, 163787, 176945, 188985, 241139, 460057, 491361, 530835, 723417, 818935, 1205695, 1380171, 2300285, 2456805, 3134807, 3617085, 6900855, 9404421, 10368977, 15674035, 31106931, 47022105, 51844885, 134796701, 155534655, 404390103, 673983505, 2021950515]

約数ペア:

[(1, 2021950515), (3, 673983505), (5, 404390103), (13, 155534655), (15, 134796701), (39, 51844885), (43, 47022105), (65, 31106931), (129, 15674035), (195, 10368977), (215, 9404421), (293, 6900855), (559, 3617085), (645, 3134807), (823, 2456805), (879, 2300285), (1465, 1380171), (1677, 1205695), (2469, 818935), (2795, 723417), (3809, 530835), (4115, 491361), (4395, 460057), (8385, 241139), (10699, 188985), (11427, 176945), (12345, 163787), (12599, 160485), (19045, 106167), (32097, 62995), (35389, 57135), (37797, 53495)]