891479268

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{12253}}^1$

素因数の和:12353

約数の個数: 72

約数和(自身を含む): 2355120768

約数和(自身を除く): 1463641500

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 47, 86, 94, 129, 141, 172, 188, 258, 282, 387, 423, 516, 564, 774, 846, 1548, 1692, 2021, 4042, 6063, 8084, 12126, 12253, 18189, 24252, 24506, 36378, 36759, 49012, 72756, 73518, 110277, 147036, 220554, 441108, 526879, 575891, 1053758, 1151782, 1580637, 1727673, 2107516, 2303564, 3161274, 3455346, 4741911, 5183019, 6322548, 6910692, 9483822, 10366038, 18967644, 20732076, 24763313, 49526626, 74289939, 99053252, 148579878, 222869817, 297159756, 445739634, 891479268]

約数ペア:

[(1, 891479268), (2, 445739634), (3, 297159756), (4, 222869817), (6, 148579878), (9, 99053252), (12, 74289939), (18, 49526626), (36, 24763313), (43, 20732076), (47, 18967644), (86, 10366038), (94, 9483822), (129, 6910692), (141, 6322548), (172, 5183019), (188, 4741911), (258, 3455346), (282, 3161274), (387, 2303564), (423, 2107516), (516, 1727673), (564, 1580637), (774, 1151782), (846, 1053758), (1548, 575891), (1692, 526879), (2021, 441108), (4042, 220554), (6063, 147036), (8084, 110277), (12126, 73518), (12253, 72756), (18189, 49012), (24252, 36759), (24506, 36378)]