81780948

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{44543}}^1$

素因数の和:44573

約数の個数: 48

約数和(自身を含む): 224501760

約数和(自身を除く): 142720812

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 102, 108, 153, 204, 306, 459, 612, 918, 1836, 44543, 89086, 133629, 178172, 267258, 400887, 534516, 757231, 801774, 1202661, 1514462, 1603548, 2271693, 2405322, 3028924, 4543386, 4810644, 6815079, 9086772, 13630158, 20445237, 27260316, 40890474, 81780948]

約数ペア:

[(1, 81780948), (2, 40890474), (3, 27260316), (4, 20445237), (6, 13630158), (9, 9086772), (12, 6815079), (17, 4810644), (18, 4543386), (27, 3028924), (34, 2405322), (36, 2271693), (51, 1603548), (54, 1514462), (68, 1202661), (102, 801774), (108, 757231), (153, 534516), (204, 400887), (306, 267258), (459, 178172), (612, 133629), (918, 89086), (1836, 44543)]