2405403

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:129

約数の個数: 64

約数和(自身を含む): 4838400

約数和(自身を除く): 2432997

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 63, 77, 89, 91, 99, 117, 143, 189, 231, 267, 273, 297, 351, 429, 623, 693, 801, 819, 979, 1001, 1157, 1287, 1869, 2079, 2403, 2457, 2937, 3003, 3471, 3861, 5607, 6853, 8099, 8811, 9009, 10413, 12727, 16821, 20559, 24297, 26433, 27027, 31239, 38181, 61677, 72891, 89089, 114543, 185031, 218673, 267267, 343629, 801801, 2405403]

約数ペア:

[(1, 2405403), (3, 801801), (7, 343629), (9, 267267), (11, 218673), (13, 185031), (21, 114543), (27, 89089), (33, 72891), (39, 61677), (63, 38181), (77, 31239), (89, 27027), (91, 26433), (99, 24297), (117, 20559), (143, 16821), (189, 12727), (231, 10413), (267, 9009), (273, 8811), (297, 8099), (351, 6853), (429, 5607), (623, 3861), (693, 3471), (801, 3003), (819, 2937), (979, 2457), (1001, 2403), (1157, 2079), (1287, 1869)]