387815696

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61991}}^1$

素因数の和:62039

約数の個数: 40

約数和(自身を含む): 830196864

約数和(自身を除く): 442381168

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 184, 272, 368, 391, 782, 1564, 3128, 6256, 61991, 123982, 247964, 495928, 991856, 1053847, 1425793, 2107694, 2851586, 4215388, 5703172, 8430776, 11406344, 16861552, 22812688, 24238481, 48476962, 96953924, 193907848, 387815696]

約数ペア:

[(1, 387815696), (2, 193907848), (4, 96953924), (8, 48476962), (16, 24238481), (17, 22812688), (23, 16861552), (34, 11406344), (46, 8430776), (68, 5703172), (92, 4215388), (136, 2851586), (184, 2107694), (272, 1425793), (368, 1053847), (391, 991856), (782, 495928), (1564, 247964), (3128, 123982), (6256, 61991)]