28671744

素因数分解:

$2^8\times 3^1\times {\mathrm{37}}^1\times {\mathrm{1009}}^1$

素因数の和:1065

約数の個数: 72

約数和(自身を含む): 78448720

約数和(自身を除く): 49776976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 128, 148, 192, 222, 256, 296, 384, 444, 592, 768, 888, 1009, 1184, 1776, 2018, 2368, 3027, 3552, 4036, 4736, 6054, 7104, 8072, 9472, 12108, 14208, 16144, 24216, 28416, 32288, 37333, 48432, 64576, 74666, 96864, 111999, 129152, 149332, 193728, 223998, 258304, 298664, 387456, 447996, 597328, 774912, 895992, 1194656, 1791984, 2389312, 3583968, 4778624, 7167936, 9557248, 14335872, 28671744]

約数ペア:

[(1, 28671744), (2, 14335872), (3, 9557248), (4, 7167936), (6, 4778624), (8, 3583968), (12, 2389312), (16, 1791984), (24, 1194656), (32, 895992), (37, 774912), (48, 597328), (64, 447996), (74, 387456), (96, 298664), (111, 258304), (128, 223998), (148, 193728), (192, 149332), (222, 129152), (256, 111999), (296, 96864), (384, 74666), (444, 64576), (592, 48432), (768, 37333), (888, 32288), (1009, 28416), (1184, 24216), (1776, 16144), (2018, 14208), (2368, 12108), (3027, 9472), (3552, 8072), (4036, 7104), (4736, 6054)]