6620265

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:151

約数の個数: 64

約数和(自身を含む): 12960000

約数和(自身を除く): 6339735

約数列:

[1, 3, 5, 9, 15, 19, 27, 29, 45, 57, 87, 89, 95, 135, 145, 171, 261, 267, 285, 435, 445, 513, 551, 783, 801, 855, 1305, 1335, 1653, 1691, 2403, 2565, 2581, 2755, 3915, 4005, 4959, 5073, 7743, 8265, 8455, 12015, 12905, 14877, 15219, 23229, 24795, 25365, 38715, 45657, 49039, 69687, 74385, 76095, 116145, 147117, 228285, 245195, 348435, 441351, 735585, 1324053, 2206755, 6620265]

約数ペア:

[(1, 6620265), (3, 2206755), (5, 1324053), (9, 735585), (15, 441351), (19, 348435), (27, 245195), (29, 228285), (45, 147117), (57, 116145), (87, 76095), (89, 74385), (95, 69687), (135, 49039), (145, 45657), (171, 38715), (261, 25365), (267, 24795), (285, 23229), (435, 15219), (445, 14877), (513, 12905), (551, 12015), (783, 8455), (801, 8265), (855, 7743), (1305, 5073), (1335, 4959), (1653, 4005), (1691, 3915), (2403, 2755), (2565, 2581)]