1268851428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{8191}}^1$

素因数の和:8545

約数の個数: 72

約数和(自身を含む): 3464953856

約数和(自身を除く): 2196102428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 331, 468, 662, 993, 1324, 1986, 2979, 3972, 4303, 5958, 8191, 8606, 11916, 12909, 16382, 17212, 24573, 25818, 32764, 38727, 49146, 51636, 73719, 77454, 98292, 106483, 147438, 154908, 212966, 294876, 319449, 425932, 638898, 958347, 1277796, 1916694, 2711221, 3833388, 5422442, 8133663, 10844884, 16267326, 24400989, 32534652, 35245873, 48801978, 70491746, 97603956, 105737619, 140983492, 211475238, 317212857, 422950476, 634425714, 1268851428]

約数ペア:

[(1, 1268851428), (2, 634425714), (3, 422950476), (4, 317212857), (6, 211475238), (9, 140983492), (12, 105737619), (13, 97603956), (18, 70491746), (26, 48801978), (36, 35245873), (39, 32534652), (52, 24400989), (78, 16267326), (117, 10844884), (156, 8133663), (234, 5422442), (331, 3833388), (468, 2711221), (662, 1916694), (993, 1277796), (1324, 958347), (1986, 638898), (2979, 425932), (3972, 319449), (4303, 294876), (5958, 212966), (8191, 154908), (8606, 147438), (11916, 106483), (12909, 98292), (16382, 77454), (17212, 73719), (24573, 51636), (25818, 49146), (32764, 38727)]