31891932

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:140

約数の個数: 108

約数和(自身を含む): 90312768

約数和(自身を除く): 58420836

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 31, 34, 36, 41, 51, 62, 68, 82, 93, 102, 123, 124, 153, 164, 186, 204, 246, 279, 306, 369, 372, 492, 527, 558, 612, 697, 738, 1054, 1116, 1271, 1394, 1476, 1581, 1681, 2091, 2108, 2542, 2788, 3162, 3362, 3813, 4182, 4743, 5043, 5084, 6273, 6324, 6724, 7626, 8364, 9486, 10086, 11439, 12546, 15129, 15252, 18972, 20172, 21607, 22878, 25092, 28577, 30258, 43214, 45756, 52111, 57154, 60516, 64821, 85731, 86428, 104222, 114308, 129642, 156333, 171462, 194463, 208444, 257193, 259284, 312666, 342924, 388926, 468999, 514386, 625332, 777852, 885887, 937998, 1028772, 1771774, 1875996, 2657661, 3543548, 5315322, 7972983, 10630644, 15945966, 31891932]

約数ペア:

[(1, 31891932), (2, 15945966), (3, 10630644), (4, 7972983), (6, 5315322), (9, 3543548), (12, 2657661), (17, 1875996), (18, 1771774), (31, 1028772), (34, 937998), (36, 885887), (41, 777852), (51, 625332), (62, 514386), (68, 468999), (82, 388926), (93, 342924), (102, 312666), (123, 259284), (124, 257193), (153, 208444), (164, 194463), (186, 171462), (204, 156333), (246, 129642), (279, 114308), (306, 104222), (369, 86428), (372, 85731), (492, 64821), (527, 60516), (558, 57154), (612, 52111), (697, 45756), (738, 43214), (1054, 30258), (1116, 28577), (1271, 25092), (1394, 22878), (1476, 21607), (1581, 20172), (1681, 18972), (2091, 15252), (2108, 15129), (2542, 12546), (2788, 11439), (3162, 10086), (3362, 9486), (3813, 8364), (4182, 7626), (4743, 6724), (5043, 6324), (5084, 6273)]