309876

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:69

約数の個数: 72

約数和(自身を含む): 919296

約数和(自身を除く): 609420

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 31, 34, 42, 49, 51, 62, 68, 84, 93, 98, 102, 119, 124, 147, 186, 196, 204, 217, 238, 294, 357, 372, 434, 476, 527, 588, 651, 714, 833, 868, 1054, 1302, 1428, 1519, 1581, 1666, 2108, 2499, 2604, 3038, 3162, 3332, 3689, 4557, 4998, 6076, 6324, 7378, 9114, 9996, 11067, 14756, 18228, 22134, 25823, 44268, 51646, 77469, 103292, 154938, 309876]

約数ペア:

[(1, 309876), (2, 154938), (3, 103292), (4, 77469), (6, 51646), (7, 44268), (12, 25823), (14, 22134), (17, 18228), (21, 14756), (28, 11067), (31, 9996), (34, 9114), (42, 7378), (49, 6324), (51, 6076), (62, 4998), (68, 4557), (84, 3689), (93, 3332), (98, 3162), (102, 3038), (119, 2604), (124, 2499), (147, 2108), (186, 1666), (196, 1581), (204, 1519), (217, 1428), (238, 1302), (294, 1054), (357, 868), (372, 833), (434, 714), (476, 651), (527, 588)]