31309432

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 76457520

約数和(自身を除く): 45148088

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 53, 56, 77, 88, 98, 106, 137, 154, 196, 212, 274, 308, 371, 392, 424, 539, 548, 583, 616, 742, 959, 1078, 1096, 1166, 1484, 1507, 1918, 2156, 2332, 2597, 2968, 3014, 3836, 4081, 4312, 4664, 5194, 6028, 6713, 7261, 7672, 8162, 10388, 10549, 12056, 13426, 14522, 16324, 20776, 21098, 26852, 28567, 29044, 32648, 42196, 50827, 53704, 57134, 58088, 73843, 79871, 84392, 101654, 114268, 147686, 159742, 203308, 228536, 295372, 319484, 355789, 406616, 559097, 590744, 638968, 711578, 1118194, 1423156, 2236388, 2846312, 3913679, 4472776, 7827358, 15654716, 31309432]

約数ペア:

[(1, 31309432), (2, 15654716), (4, 7827358), (7, 4472776), (8, 3913679), (11, 2846312), (14, 2236388), (22, 1423156), (28, 1118194), (44, 711578), (49, 638968), (53, 590744), (56, 559097), (77, 406616), (88, 355789), (98, 319484), (106, 295372), (137, 228536), (154, 203308), (196, 159742), (212, 147686), (274, 114268), (308, 101654), (371, 84392), (392, 79871), (424, 73843), (539, 58088), (548, 57134), (583, 53704), (616, 50827), (742, 42196), (959, 32648), (1078, 29044), (1096, 28567), (1166, 26852), (1484, 21098), (1507, 20776), (1918, 16324), (2156, 14522), (2332, 13426), (2597, 12056), (2968, 10549), (3014, 10388), (3836, 8162), (4081, 7672), (4312, 7261), (4664, 6713), (5194, 6028)]