2145612

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:151

約数の個数: 72

約数和(自身を含む): 6032880

約数和(自身を除く): 3887268

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 49, 82, 84, 89, 98, 123, 147, 164, 178, 196, 246, 267, 287, 294, 356, 492, 534, 574, 588, 623, 861, 1068, 1148, 1246, 1722, 1869, 2009, 2492, 3444, 3649, 3738, 4018, 4361, 6027, 7298, 7476, 8036, 8722, 10947, 12054, 13083, 14596, 17444, 21894, 24108, 25543, 26166, 43788, 51086, 52332, 76629, 102172, 153258, 178801, 306516, 357602, 536403, 715204, 1072806, 2145612]

約数ペア:

[(1, 2145612), (2, 1072806), (3, 715204), (4, 536403), (6, 357602), (7, 306516), (12, 178801), (14, 153258), (21, 102172), (28, 76629), (41, 52332), (42, 51086), (49, 43788), (82, 26166), (84, 25543), (89, 24108), (98, 21894), (123, 17444), (147, 14596), (164, 13083), (178, 12054), (196, 10947), (246, 8722), (267, 8036), (287, 7476), (294, 7298), (356, 6027), (492, 4361), (534, 4018), (574, 3738), (588, 3649), (623, 3444), (861, 2492), (1068, 2009), (1148, 1869), (1246, 1722)]