228142928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{17981}}^1$

素因数の和:18063

約数の個数: 40

約数和(自身を含む): 483859656

約数和(自身を除く): 255716728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 6344, 12688, 17981, 35962, 71924, 143848, 233753, 287696, 467506, 935012, 1096841, 1870024, 2193682, 3740048, 4387364, 8774728, 14258933, 17549456, 28517866, 57035732, 114071464, 228142928]

約数ペア:

[(1, 228142928), (2, 114071464), (4, 57035732), (8, 28517866), (13, 17549456), (16, 14258933), (26, 8774728), (52, 4387364), (61, 3740048), (104, 2193682), (122, 1870024), (208, 1096841), (244, 935012), (488, 467506), (793, 287696), (976, 233753), (1586, 143848), (3172, 71924), (6344, 35962), (12688, 17981)]