31091436

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{503}}^1$

素因数の和:631

約数の個数: 72

約数和(自身を含む): 84206304

約数和(自身を除く): 53114868

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 101, 102, 153, 202, 204, 303, 306, 404, 503, 606, 612, 909, 1006, 1212, 1509, 1717, 1818, 2012, 3018, 3434, 3636, 4527, 5151, 6036, 6868, 8551, 9054, 10302, 15453, 17102, 18108, 20604, 25653, 30906, 34204, 50803, 51306, 61812, 76959, 101606, 102612, 152409, 153918, 203212, 304818, 307836, 457227, 609636, 863651, 914454, 1727302, 1828908, 2590953, 3454604, 5181906, 7772859, 10363812, 15545718, 31091436]

約数ペア:

[(1, 31091436), (2, 15545718), (3, 10363812), (4, 7772859), (6, 5181906), (9, 3454604), (12, 2590953), (17, 1828908), (18, 1727302), (34, 914454), (36, 863651), (51, 609636), (68, 457227), (101, 307836), (102, 304818), (153, 203212), (202, 153918), (204, 152409), (303, 102612), (306, 101606), (404, 76959), (503, 61812), (606, 51306), (612, 50803), (909, 34204), (1006, 30906), (1212, 25653), (1509, 20604), (1717, 18108), (1818, 17102), (2012, 15453), (3018, 10302), (3434, 9054), (3636, 8551), (4527, 6868), (5151, 6036)]