212351488

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:853

約数の個数: 80

約数和(自身を含む): 464327424

約数和(自身を除く): 251975936

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 248, 256, 272, 496, 512, 527, 544, 787, 992, 1054, 1088, 1574, 1984, 2108, 2176, 3148, 3968, 4216, 4352, 6296, 7936, 8432, 8704, 12592, 13379, 15872, 16864, 24397, 25184, 26758, 33728, 48794, 50368, 53516, 67456, 97588, 100736, 107032, 134912, 195176, 201472, 214064, 269824, 390352, 402944, 414749, 428128, 780704, 829498, 856256, 1561408, 1658996, 1712512, 3122816, 3317992, 3425024, 6245632, 6635984, 6850048, 12491264, 13271968, 26543936, 53087872, 106175744, 212351488]

約数ペア:

[(1, 212351488), (2, 106175744), (4, 53087872), (8, 26543936), (16, 13271968), (17, 12491264), (31, 6850048), (32, 6635984), (34, 6245632), (62, 3425024), (64, 3317992), (68, 3122816), (124, 1712512), (128, 1658996), (136, 1561408), (248, 856256), (256, 829498), (272, 780704), (496, 428128), (512, 414749), (527, 402944), (544, 390352), (787, 269824), (992, 214064), (1054, 201472), (1088, 195176), (1574, 134912), (1984, 107032), (2108, 100736), (2176, 97588), (3148, 67456), (3968, 53516), (4216, 50368), (4352, 48794), (6296, 33728), (7936, 26758), (8432, 25184), (8704, 24397), (12592, 16864), (13379, 15872)]