55513815

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1607}}^1$

素因数の和:1676

約数の個数: 48

約数和(自身を含む): 105587712

約数和(自身を除く): 50073897

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 49, 105, 141, 147, 235, 245, 329, 705, 735, 987, 1607, 1645, 2303, 4821, 4935, 6909, 8035, 11249, 11515, 24105, 33747, 34545, 56245, 75529, 78743, 168735, 226587, 236229, 377645, 393715, 528703, 1132935, 1181145, 1586109, 2643515, 3700921, 7930545, 11102763, 18504605, 55513815]

約数ペア:

[(1, 55513815), (3, 18504605), (5, 11102763), (7, 7930545), (15, 3700921), (21, 2643515), (35, 1586109), (47, 1181145), (49, 1132935), (105, 528703), (141, 393715), (147, 377645), (235, 236229), (245, 226587), (329, 168735), (705, 78743), (735, 75529), (987, 56245), (1607, 34545), (1645, 33747), (2303, 24105), (4821, 11515), (4935, 11249), (6909, 8035)]