26181972

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:445

約数の個数: 72

約数和(自身を含む): 70761600

約数和(自身を除く): 44579628

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 179, 204, 239, 306, 358, 478, 537, 612, 716, 717, 956, 1074, 1434, 1611, 2148, 2151, 2868, 3043, 3222, 4063, 4302, 6086, 6444, 8126, 8604, 9129, 12172, 12189, 16252, 18258, 24378, 27387, 36516, 36567, 42781, 48756, 54774, 73134, 85562, 109548, 128343, 146268, 171124, 256686, 385029, 513372, 727277, 770058, 1454554, 1540116, 2181831, 2909108, 4363662, 6545493, 8727324, 13090986, 26181972]

約数ペア:

[(1, 26181972), (2, 13090986), (3, 8727324), (4, 6545493), (6, 4363662), (9, 2909108), (12, 2181831), (17, 1540116), (18, 1454554), (34, 770058), (36, 727277), (51, 513372), (68, 385029), (102, 256686), (153, 171124), (179, 146268), (204, 128343), (239, 109548), (306, 85562), (358, 73134), (478, 54774), (537, 48756), (612, 42781), (716, 36567), (717, 36516), (956, 27387), (1074, 24378), (1434, 18258), (1611, 16252), (2148, 12189), (2151, 12172), (2868, 9129), (3043, 8604), (3222, 8126), (4063, 6444), (4302, 6086)]