427813456

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{743}}^1$

素因数の和:908

約数の個数: 80

約数和(自身を含む): 976437504

約数和(自身を除く): 548624048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 97, 106, 112, 194, 212, 371, 388, 424, 679, 742, 743, 776, 848, 1358, 1484, 1486, 1552, 2716, 2968, 2972, 5141, 5201, 5432, 5936, 5944, 10282, 10402, 10864, 11888, 20564, 20804, 35987, 39379, 41128, 41608, 71974, 72071, 78758, 82256, 83216, 143948, 144142, 157516, 275653, 287896, 288284, 315032, 504497, 551306, 575792, 576568, 630064, 1008994, 1102612, 1153136, 2017988, 2205224, 3819763, 4035976, 4410448, 7639526, 8071952, 15279052, 26738341, 30558104, 53476682, 61116208, 106953364, 213906728, 427813456]

約数ペア:

[(1, 427813456), (2, 213906728), (4, 106953364), (7, 61116208), (8, 53476682), (14, 30558104), (16, 26738341), (28, 15279052), (53, 8071952), (56, 7639526), (97, 4410448), (106, 4035976), (112, 3819763), (194, 2205224), (212, 2017988), (371, 1153136), (388, 1102612), (424, 1008994), (679, 630064), (742, 576568), (743, 575792), (776, 551306), (848, 504497), (1358, 315032), (1484, 288284), (1486, 287896), (1552, 275653), (2716, 157516), (2968, 144142), (2972, 143948), (5141, 83216), (5201, 82256), (5432, 78758), (5936, 72071), (5944, 71974), (10282, 41608), (10402, 41128), (10864, 39379), (11888, 35987), (20564, 20804)]