31978716

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:731

約数の個数: 96

約数和(自身を含む): 94929408

約数和(自身を除く): 62950692

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 53, 66, 77, 84, 106, 132, 154, 159, 212, 231, 308, 318, 371, 462, 583, 636, 653, 742, 924, 1113, 1166, 1306, 1484, 1749, 1959, 2226, 2332, 2612, 3498, 3918, 4081, 4452, 4571, 6996, 7183, 7836, 8162, 9142, 12243, 13713, 14366, 16324, 18284, 21549, 24486, 27426, 28732, 34609, 43098, 48972, 50281, 54852, 69218, 86196, 100562, 103827, 138436, 150843, 201124, 207654, 242263, 301686, 380699, 415308, 484526, 603372, 726789, 761398, 969052, 1142097, 1453578, 1522796, 2284194, 2664893, 2907156, 4568388, 5329786, 7994679, 10659572, 15989358, 31978716]

約数ペア:

[(1, 31978716), (2, 15989358), (3, 10659572), (4, 7994679), (6, 5329786), (7, 4568388), (11, 2907156), (12, 2664893), (14, 2284194), (21, 1522796), (22, 1453578), (28, 1142097), (33, 969052), (42, 761398), (44, 726789), (53, 603372), (66, 484526), (77, 415308), (84, 380699), (106, 301686), (132, 242263), (154, 207654), (159, 201124), (212, 150843), (231, 138436), (308, 103827), (318, 100562), (371, 86196), (462, 69218), (583, 54852), (636, 50281), (653, 48972), (742, 43098), (924, 34609), (1113, 28732), (1166, 27426), (1306, 24486), (1484, 21549), (1749, 18284), (1959, 16324), (2226, 14366), (2332, 13713), (2612, 12243), (3498, 9142), (3918, 8162), (4081, 7836), (4452, 7183), (4571, 6996)]