268441472

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{161323}}^1$

素因数の和:161350

約数の個数: 32

約数和(自身を含む): 575926680

約数和(自身を除く): 307485208

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 161323, 322646, 645292, 1290584, 2097199, 2581168, 4194398, 5162336, 8388796, 10324672, 16777592, 20649344, 33555184, 67110368, 134220736, 268441472]

約数ペア:

[(1, 268441472), (2, 134220736), (4, 67110368), (8, 33555184), (13, 20649344), (16, 16777592), (26, 10324672), (32, 8388796), (52, 5162336), (64, 4194398), (104, 2581168), (128, 2097199), (208, 1290584), (416, 645292), (832, 322646), (1664, 161323)]